.fab-button{
    position: fixed;
    right: 32px;
    bottom: 96px;
    z-index: 998;
}
.task-lists {
    min-height: 100%;
    height: 100%;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: scroll; //横向滚动
}
.list-container{
    flex: 0 0 360px;
    overflow-x: hidden;
    overflow-y: scroll;
    margin-left: 10px;
    box-shadow: 1px 1px 3px gray;
}
.drap-enter{
    background-color: dimgray
}
.drag-start {
    opacity: .8;
    border: #FF525b dashed 2px;
}